
TPS7301Q, TPS7325Q, TPS7330Q, TPS7333Q, TPS7348Q, TPS7350Q
LOW-DROPOUT VOLTAGE REGULATORS
WITH INTEGRATED DELAYED RESET FUNCTION
SLVS124F – JUNE 1995 – REVISED JANUARY 1999
21
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Table of Graphs
IQ
Quiescent current
vs Output current
7
vs Input voltage
8
IQ
Quiescent current
TPS7348
vs Free-air temperature
9
IQ
Quiescent current
TPS7325
vs Input voltage
10
vs Free-air temperature
11
VDO
VDO
VDO
VO
VO
VO
Dropout voltage
vs Output current
12
Change in dropout voltage
vs Free-air temperature
13
Dropout voltage
TPS7301
vs Output current
14
Change in output voltage
vs Free-air temperature
15
Output voltage
vs Input voltage
16
Output voltage
TPS7325
vs Input voltage
17
Line regulation
18
TPS7301
vs Output current
19
TPS7325
vs Output current
20
VO
Output voltage
TPS7330
vs Output current
21
TPS7333
vs Output current
22
TPS7348
vs Output current
23
TPS7350
vs Output current
24
Output voltage response from enable (EN)
25
TPS7301 or TPS7333
26
TPS7325
27
Load transient response
TPS7348 or TPS7350
28
TPS7301
29
TPS7333
30
TPS7348 or TPS7350
31
Ripple rejection
vs Frequency
32
Output spectral noise density
vs Frequency
33
C = 4 7
μ
Co = 4.7
F
vs Output current
34
Compensation series resistance
(CSR)
vs Added ceramic capacitance
35
C = 10
μ
Co = 10
F
vs Output current
vs Added ceramic capacitance
36
37
rDS(on)
VI
VIT–
IOL(RESET)
td
td
Pass-element resistance
vs Input voltage
38
Minimum input voltage for valid RESET
vs Free-air temperature
39
Negative-going reset threshold
vs Free-air temperature
40
RESET output current
vs Input voltage
41
Reset time delay
vs Free-air temperature
42
Distribution for reset delay
43